Add tensorflow example

examples/src/models/embeddings/tensorflow.ts

@@ -0,0 +1,20 @@
+/* eslint-disable import/no-extraneous-dependencies */
+
+import "@tensorflow/tfjs-backend-cpu";
+import { Document } from "langchain/document";
+import { TensorFlowEmbeddings } from "langchain/embeddings/tensorflow";
+import { MemoryVectorStore } from "langchain/vectorstores/memory";
+
+const embeddings = new TensorFlowEmbeddings();
+const store = new MemoryVectorStore(embeddings);
+
+const documents = [
+  "A document",
+  "Some other piece of text",
+  "One more",
+  "And another",
+];
+
+await store.addDocuments(
+  documents.map((pageContent) => new Document({ pageContent }))
+);